DELETE FROM 
  cscart_lock_keys 
WHERE 
  key_id = '311dfc5b11ff80ff255edf9986767742f8e5d4a8296f9550df751934a1adbf23' 
  AND token = 'iupFfAMMy8gLX7AMo33u9ZSk+UPBNaEAaDkZcqTmSR4='

Query time 0.00026